﻿

//图片滚动列表 mengjia 070816

var Speed = 10; //速度(毫秒)
var Space = 10; //每次移动(px)
var PageWidth =220; //翻页宽度
var fill = 0; //整体移位
var MoveLock = false;
var MoveTimeObj;
var Comp = 0;
var AutoPlayObj = null;
GetObj("List2").innerHTML;
GetObj("List1").innerHTML;
GetObj('ISL_Cont').scrollLeft = fill;
GetObj("ISL_Cont").onmouseover = function(){clearInterval(AutoPlayObj);}
GetObj("ISL_Cont").onmouseout = function(){AutoPlay();}
AutoPlay();
function GetObj(objName){if(document.getElementById){return eval('document.getElementById("'+objName+'")')}else{return eval
('document.all.'+objName)}}

function AutoPlay(){ //自动滚动

clearInterval(AutoPlayObj);

AutoPlayObj = setInterval('ISL_GoDown();ISL_StopDown();',1000); //间隔时间

}

function ISL_GoUp(){ //上翻开始

if(MoveLock) return;

clearInterval(AutoPlayObj);

MoveLock = true;

MoveTimeObj = setInterval('ISL_ScrUp();',Speed);

}

function ISL_StopUp(){ //上翻停止

clearInterval(MoveTimeObj);

if(GetObj('ISL_Cont').scrollLeft % PageWidth - fill != 0){

Comp = fill - (GetObj('ISL_Cont').scrollLeft % PageWidth);

CompScr();

}else{

MoveLock = false;

}

AutoPlay();

}

function ISL_ScrUp(){ //上翻动作

if(GetObj('ISL_Cont').scrollLeft <= 0){GetObj('ISL_Cont').scrollLeft = GetObj



('ISL_Cont').scrollLeft + GetObj('List1').offsetWidth}

GetObj('ISL_Cont').scrollLeft -= Space ;

}

function ISL_GoDown(){ //下翻


if(MoveLock) return;

clearInterval(AutoPlayObj);

MoveLock = true;


MoveTimeObj = setInterval('ISL_ScrDown()',Speed);

}

function ISL_StopDown(){ //下翻停止

clearInterval(MoveTimeObj);

if(GetObj('ISL_Cont').scrollLeft % PageWidth - fill != 0 ){

Comp = PageWidth - GetObj('ISL_Cont').scrollLeft % PageWidth + fill;

CompScr();

}else{

MoveLock = false;

}

AutoPlay();

}

function ISL_ScrDown(){ //下翻动作

if(GetObj('ISL_Cont').scrollLeft >= GetObj('List1').scrollWidth){GetObj('ISL_Cont').scrollLeft =

GetObj('ISL_Cont').scrollLeft - GetObj('List1').scrollWidth;}

GetObj('ISL_Cont').scrollLeft += Space ;

}

function CompScr(){

var num;

if(Comp == 0){MoveLock=false;return;}

if(Comp < 0){ //上翻

if(Comp < -Space){

   Comp += Space;

   num = Space;

}else{

   num = -Comp;

   Comp = 0;

}

GetObj('ISL_Cont').scrollLeft -= num;

setTimeout('CompScr()',Speed);

}else{ //下翻

if(Comp > Space){

   Comp -= Space;

   num = Space;

}else{

   num = Comp;

   Comp = 0;

}

GetObj('ISL_Cont').scrollLeft += num;

setTimeout('CompScr()',Speed);

}

}




